=>
1. I was asked several questions.
-> bị động QKĐ was/were V3/ed
2. He is being held for further questioning by the police.
-> bị động HTTD is/am/are being V3/ed
3. I was promised a bicycle by my parents two days ago.
-> bị động QKĐ was/were V3/ed
4. A lot of cakes were made for their mother's birthday last week.
-> bị động QKĐ was/were V3/ed
5. That silly thing is always done by him.
-> bị động HTĐ is/am/are V3/ed
6. Their writing was handed in by all students on time.
-> bị động QKĐ was/were V3/ed
7. The president is called every morning.
-> bị động HTĐ is/am/are V3/ed
8. The lesson is explained clearly by the teacher.
-> bị động HTĐ is/am/are V3/ed
9. The food is cooked in the kitchen by Mrs.Green.
-> bị động HTĐ is/am/are V3/ed
10. The patients were examined by the doctor.
-> bị động QKĐ was/were V3/ed